Home / 3,090.14-4,634.23-1,009.67

Finding the Fourth Proportional to 3,090.14, 4,634.23 and 1,009.67

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Solution

The fourth proportional to 3,090.14, 4,634.23 and 1,009.67 is: 1,514.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090.14 : 4,634.23 = 1,009.67 : x
  2. Step 2: Convert to fraction form
    3,090.14/4,634.23 = 1,009.67/x
  3. Step 3: Cross multiply
    3,090.14x = 4,634.23 × 1,009.67
  4. Step 4: Simplify right side
    3,090.14x = 4,679,043.00
  5. Step 5: Solve for x
    x = 4,679,043.00/3,090.14
  6. Step 6: Final answer
    x = 1,514.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.